PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5210-4-1Terminal,stud

Advanced Interconnections Corporation · NSN 5940-01-089-2539 · FSC 5940 · No Item Name Available
Verified by PartsTable
NSN 5940-01-089-2539 — this item is cataloged by the U.S. Government under National Stock Number 5940-01-089-2539. Primary manufacturer part number: 5210-4-1.
Features
  • Terminal,stud — FSC 5940
  • Surface Treatment: GOLD CONDUCTOR ACCOMMODATION SECOND LAYER
  • Precious Material: GOLD AND SILVER
  • Electrical Insulation Feature: INSULATING MOUNTING BUSHING
  • Surface Treatment: SILVER CONDUCTOR ACCOMMODATION FIRST LAYER
  • Surface Treatment Document and Classification: QQ-P-416,TYPE II,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE MOUNTING FACILITY FIRST LAYER
  • Minor Bushing Diameter: 0.185 INCHES IN
  • Material: COPPER ALLOY OVERALL EXCEPT INSULATION
Applications
  • Applications requiring Copper Alloy Overall Except Insulation construction
General Description

The Terminal,stud, cataloged under National Stock Number 5940-01-089-2539, is classified within Federal Supply Class 5940 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Advanced Interconnections Corporation. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5940-01-089-2539
Primary Part Number5210-4-1
Item NameTerminal,stud
FSC / FSG5940 / 59 — No Item Name Available
ManufacturerAdvanced Interconnections Corporation
StatusACTIVE
Surface TreatmentGOLD CONDUCTOR ACCOMMODATION SECOND LAYER
Precious MaterialGOLD AND SILVER
Electrical Insulation FeatureINSULATING MOUNTING BUSHING
Surface TreatmentSILVER CONDUCTOR ACCOMMODATION FIRST LAYER
Surface Treatment Document and ClassificationQQ-P-416,TYPE II,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE MOUNTING FACILITY FIRST LAYER
Minor Bushing Diameter0.185 INCHES IN
MaterialCOPPER ALLOY OVERALL EXCEPT INSULATION
Surface TreatmentCADMIUM MOUNTING FACILITY SECOND LAYER
Mounting Method StylePRESS FIT KNURL
Terminal Length0.185 INCHES IN
Material Document and ClassificationMIL-M-14,SDG-F MIL SPEC SINGLE MATERIAL RESPONSE INSULATION
Surface Treatment Document and ClassificationMIL-G-45204 MIL SPEC 2ND TREATMENT RESPONSE CONDUCTOR ACCOMMODATION SECOND LAYER
MaterialPLASTIC DIALLYL PHTHALATE INSULATION
Surface Treatment Document and ClassificationQQ-P-416,TYPE II,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE MOUNTING FACILITY SECOND LAYER
Precious Material and LocationTERMINAL PLATING GOLD AND TERMINAL PLATING SILVER
Material Document and ClassificationQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Slot Width0.060 INCHES SINGLE END IN
Basic Shape StyleTUBULAR, ROUND
Identification Code ColorBROWN
Conductor Accommodation TypeBIFURCATED U-FORK SINGLE END
Minor Bushing Length0.045 INCHES IN
Overall Diameter0.196 INCHES IN
Major Bushing Diameter0.196 INCHES IN
Surface TreatmentCHROMATE MOUNTING FACILITY FIRST LAYER
Surface Treatment Document and ClassificationQQ-S-365,TYPE II FED SPEC 1ST TREATMENT RESPONSE CONDUCTOR ACCOMMODATION FIRST LAYER
Largest Width0.125 INCHES SINGLE END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6620-00-003-12953L6649 INTERCHANGEABLE
Power Unit,electri
Caterpillar Inc Div Caterpillar Defense
5999-00-918-3244C52104-1 INTERCHANGEABLE
Contact,electrical
Continental Electronics Corp
5895-00-977-4449 INTERCHANGEABLE
Panel,indicator
7310-01-290-5144 INTERCHANGEABLE
Speed Control,toaster
2930-01-497-8559 INTERCHANGEABLE
Hub,fan Clutch
1650-01-665-027352104-1 INTERCHANGEABLE
Transducer
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
21842-1 Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA)
5210-4-1 Electronic Molding Corp (USA)
5210-4-1 PRIMARY Advanced Interconnections Corporation (USA)
21842 Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA)
Related Parts
6620-00-003-1295INTERCHANGEABLE
POWER UNIT,ELECTRI
3L6649
5999-00-918-3244INTERCHANGEABLE
CONTACT,ELECTRICAL
C52104-1
5895-00-977-4449INTERCHANGEABLE
PANEL,INDICATOR
7310-01-290-5144INTERCHANGEABLE
SPEED CONTROL,TOASTER
2930-01-497-8559INTERCHANGEABLE
HUB,FAN CLUTCH
1650-01-665-0273INTERCHANGEABLE
TRANSDUCER
52104-1

Frequently Asked Questions

What is NSN 5940-01-089-2539?

NSN 5940-01-089-2539 is a Terminal,stud, manufactured by Advanced Interconnections Corporation, classified under FSC 5940 (No Item Name Available). Status: active.

What are the part numbers for NSN 5940-01-089-2539?

NSN 5940-01-089-2539 has 4 cross-referenced part numbers: 21842-1 (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids), 5210-4-1 (Electronic Molding Corp), 5210-4-1 (Advanced Interconnections Corporation), 21842 (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids).

What NSN replaces 5940-01-089-2539?

There are 6 known substitutes for 5940-01-089-2539: 6620-00-003-1295, 5999-00-918-3244, 5895-00-977-4449 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5210-4-1?

Key specifications for 5210-4-1: Surface Treatment: GOLD CONDUCTOR ACCOMMODATION SECOND LAYER; Precious Material: GOLD AND SILVER; Electrical Insulation Feature: INSULATING MOUNTING BUSHING; Surface Treatment: SILVER CONDUCTOR ACCOMMODATION FIRST LAYER. 27 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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